[Event "Ch Pan-American"] [Site "masterchessopen.com Mar del Plata (Argentina)"] [Round "13"] [White "Ramirez De Arellano"] [Black "Wexler Bernardo (ARG)"] [Result "0-1"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 e6 8.Bb3 b5 9.a3 Nc5 10.O-O Bb7 11.f3 Be7 12.Qe1 O-O 13.Rd1 h6 14.Be3 Nxb3 15.Nxb3 Qc7 16.Qg3 Kh7 17.Rf2 Rac8 18.Rfd2 Nd7 19.Bd4 e5 20.Be3 Bc6 21.Ne2 f5 22.exf5 Rxf5 23.Qh3 Rcf8 24.Ng3 R5f7 25.Ne4 Bxe4 26.fxe4 Qc4 27.Rf2 Rxf2 28.Bxf2 Qxc2 29.Rf1 Nf6 30.Qf5+ Kh8 31.Qe6 Nxe4 {#R} 0-1